uo100 code

Question

We have a 2006 Chevy cadillac cts lost communication when transmission replaced the key won't start engine locked up with lock light on lost communication to TCM ecm can you flash this with this code or what should we do what solutions can you give us

Answer 1

You can not flash when there is a code set or a pending code set, you get this code when there is a open connection, ensure that connection are made and are properly set